(20S *,24S *)-25-Hydroxy-20,24-epoxy-A-homo-4-oxadammaran-3-one (Chrysura) isolated from the leaves of Walsura chrysogyne.

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(20S ,24S )-25-Hydroxy-20,24-epoxy-A-homo-4-oxadammaran-3-one (Chrysura) isolated from the leaves of Walsura chrysogyne.

The title dammarane triterpenoid, C30H50O4, assigned the name chrysura, was isolated from an ethyl acetate extract of Walsura chrysogyne leaves (Meliaceae). It has 20S*,24S* relative stereochemistry and an oxepanone ring with two methyl groups at position 4. The two cyclohexane rings adopt chair co...

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Bibliographic Details
Main Authors:	Mahmod, Ilya Iryani, Huey, Chong Kwong, Mohamed Tahir, Mohamed Ibrahim, Ismail, Intan Safinar
Format:	Article
Language:	English English
Published:	International Union of Crystallography 2011
Online Access:	http://psasir.upm.edu.my/id/eprint/25048/ http://psasir.upm.edu.my/id/eprint/25048/1/20S.pdf

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